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godotengine
GitHub Repository: godotengine/godot
 Path: blob/master/thirdparty/mbedtls/library/bignum_core_invasive.h
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/**

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 * \file bignum_core_invasive.h

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 *

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 * \brief Function declarations for invasive functions of bignum core.

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 */

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/**

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 *  Copyright The Mbed TLS Contributors

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 *  SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later

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 */

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#ifndef MBEDTLS_BIGNUM_CORE_INVASIVE_H

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#define MBEDTLS_BIGNUM_CORE_INVASIVE_H

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#include "bignum_core.h"

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#if defined(MBEDTLS_TEST_HOOKS)

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#if !defined(MBEDTLS_THREADING_C)

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extern void (*mbedtls_safe_codepath_hook)(void);

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extern void (*mbedtls_unsafe_codepath_hook)(void);

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#endif /* !MBEDTLS_THREADING_C */

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/** Divide X by 2 mod N in place, assuming N is odd.

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 *

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 * \param[in,out] X     The value to divide by 2 mod \p N.

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 * \param[in]     N     The modulus. Must be odd.

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 * \param[in]     limbs The number of limbs in \p X and \p N.

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 */

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MBEDTLS_STATIC_TESTABLE

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void mbedtls_mpi_core_div2_mod_odd(mbedtls_mpi_uint *X,

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                                   const mbedtls_mpi_uint *N,

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                                   size_t limbs);

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#endif /* MBEDTLS_TEST_HOOKS */

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#endif /* MBEDTLS_BIGNUM_CORE_INVASIVE_H */

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